Buggy code:
public class CommandNotes implements IBotCommand { public static Map < String , List < String > > notes = new HashMap < String , List < String > > ( ) ; @ Override public String getCommandName ( ) { } @ Override public boolean execute ( String [ ] args , ChannelSender sender ) { if ( ( args . length ) < 1 ) { sender . sendToChannel ( ( ( ( ( ( ( ( ( sender . senderName ) + ":<seq2seq4repair_space>Command<seq2seq4repair_space>usage<seq2seq4repair_space>is<seq2seq4repair_space>\"" ) + ( IRCBot . getNick ( ) ) ) + "<seq2seq4repair_space>notes<seq2seq4repair_space><add//remove><seq2seq4repair_space><note>\"<seq2seq4repair_space>or<seq2seq4repair_space>\"" ) + ( IRCBot . getNick ( ) ) ) + "<seq2seq4repair_space>notes<seq2seq4repair_space><[keyword]//[number]//random>\"<seq2seq4repair_space>or<seq2seq4repair_space>\"" ) + ( IRCBot . getNick ( ) ) ) + "<seq2seq4repair_space>notes<seq2seq4repair_space><user><seq2seq4repair_space>[note]\"" ) ) ; <START_BUG> } <END_BUG> if ( args [ 0 ] . toLowerCase ( ) . equals ( "add" ) ) { if ( ( args . length ) < 2 ) { sender . sendToChannel ( ( ( ( ( sender . senderName ) + ":<seq2seq4repair_space>Command<seq2seq4repair_space>usage<seq2seq4repair_space>is<seq2seq4repair_space>\"" ) + ( IRCBot . getNick ( ) ) ) + "<seq2seq4repair_space>notes<seq2seq4repair_space>add<seq2seq4repair_space><note>\"" ) ) ; } else { if ( ! ( CommandNotes . notes . containsKey ( sender . senderName . toLowerCase ( ) ) ) ) { CommandNotes . notes . put ( sender . senderName . toLowerCase ( ) , new ArrayList < String > ( ) ) ; } String s = Utils . formatArrayToString ( args ) . replaceFirst ( ( ( args [ 0 ] ) + "<seq2seq4repair_space>" ) , "" ) ; CommandNotes . notes . get ( sender . senderName . toLowerCase ( ) ) . add ( s ) ; sender . sendToChannel ( ( ( sender . senderName ) + ":<seq2seq4repair_space>Note<seq2seq4repair_space>added." ) ) ; } } else if ( ( args [ 0 ] . toLowerCase ( ) . equals ( "random" ) ) || ( args [ 0 ] . toLowerCase ( ) . equals ( "rand" ) ) ) { if ( ! ( CommandNotes . notes . containsKey ( sender . senderName . toLowerCase ( ) ) ) ) { sender . sendToChannel ( ( ( sender . senderName ) + ":<seq2seq4repair_space>No<seq2seq4repair_space>notes<seq2seq4repair_space>found!" ) ) ; } else { int j = CommandNotes . notes . get ( sender . senderName . toLowerCase ( ) ) . size ( ) ; int i = new Random ( ) . nextInt ( j ) ; sender . sendToChannel ( ( ( ( ( ( ( ( ( sender . senderName ) + ":<seq2seq4repair_space>" ) + ( CommandNotes . notes . get ( sender . senderName . toLowerCase ( ) ) . get ( i ) ) ) + "<seq2seq4repair_space>(Note<seq2seq4repair_space>" ) + ( i + 1 ) ) + "//" ) + j ) + ")" ) ) ; } } else if ( args [ 0 ] . toLowerCase ( ) . equals ( "remove" ) ) { if ( ( args . length ) < 2 ) { sender . sendToChannel ( ( ( ( ( sender . senderName ) + ":<seq2seq4repair_space>Command<seq2seq4repair_space>usage<seq2seq4repair_space>is<seq2seq4repair_space>\"" ) + ( IRCBot . getNick ( ) ) ) + "<seq2seq4repair_space>notes<seq2seq4repair_space>remove<seq2seq4repair_space><notenumber>\"" ) ) ; } else if ( Utils . isInteger ( args [ 1 ] ) ) { if ( ! ( CommandNotes . notes . containsKey ( sender . senderName . toLowerCase ( ) ) ) ) { sender . sendToChannel ( ( ( sender . senderName ) + ":<seq2seq4repair_space>No<seq2seq4repair_space>note<seq2seq4repair_space>found<seq2seq4repair_space>to<seq2seq4repair_space>remove!" ) ) ; } else { int i = Integer . parseInt ( args [ 1 ] ) ; if ( ( i < 0 ) || ( i >= ( CommandNotes . notes . get ( sender . senderName . toLowerCase ( ) ) . size ( ) ) ) ) { sender . sendToChannel ( ( ( sender . senderName ) + ":<seq2seq4repair_space>No<seq2seq4repair_space>note<seq2seq4repair_space>found<seq2seq4repair_space>to<seq2seq4repair_space>remove!" ) ) ; } else { CommandNotes . notes . get ( sender . senderName . toLowerCase ( ) ) . remove ( i ) ; sender . sendToChannel ( ( ( sender . senderName ) + ":<seq2seq4repair_space>Note<seq2seq4repair_space>removed." ) ) ; } } } else { sender . sendToChannel ( ( ( sender . senderName ) + ":<seq2seq4repair_space>Note<seq2seq4repair_space>must<seq2seq4repair_space>be<seq2seq4repair_space>a<seq2seq4repair_space>number!" ) ) ; } } else if ( Utils . isInteger ( args [ 0 ] ) ) { int i = Integer . parseInt ( args [ 0 ] ) ; int j = CommandNotes . notes . get ( sender . senderName . toLowerCase ( ) ) . size ( ) ; if ( ! ( CommandNotes . notes . containsKey ( sender . senderName . toLowerCase ( ) ) ) ) { sender . sendToChannel ( ( ( sender . senderName ) + ":<seq2seq4repair_space>No<seq2seq4repair_space>notes<seq2seq4repair_space>found!" ) ) ; } else if ( ( i < 0 ) || ( i >= j ) ) { sender . sendToChannel ( ( ( sender . senderName ) + ":<seq2seq4repair_space>No<seq2seq4repair_space>note<seq2seq4repair_space>found!" ) ) ; } else { sender . sendToChannel ( ( ( ( ( ( ( ( ( sender . senderName ) + ":<seq2seq4repair_space>" ) + ( CommandNotes . notes . get ( sender . senderName . toLowerCase ( ) ) . get ( i ) ) ) + "<seq2seq4repair_space>(Note<seq2seq4repair_space>" ) + ( i + 1 ) ) + "//" ) + j ) + ")" ) ) ; } } else if ( ( CommandNotes . notes . containsKey ( args [ 0 ] . toLowerCase ( ) ) ) && ( ( ( args . length ) < 2 ) || ( Utils . isInteger ( args [ 1 ] ) ) ) ) { int j = CommandNotes . notes . get ( args [ 0 ] . toLowerCase ( ) ) . size ( ) ; int i = ( ( args . length ) >= 2 ) ? Integer . parseInt ( args [ 1 ] ) : new Random ( ) . nextInt ( j ) ;

Fix:
} else